At the forefront of sustained release formulation, nanomedicine, and nucleic acid delivery.

Phosphorex, a leading contract development and manufacturing organization (CDMO) located just 26.2 miles from Boston in Hopkinton, MA. Our state-of-the-art facility spans at 30,000 Sq. Ft., with an additional 12,000 Sq. Ft. of cGMP space set to come online in early 2025.

With our expertise and innovative technologies, we excel in encapsulating drugs into microspheres or nanoparticles, enabling targeted delivery, protection of therapeutic agents, controlled release, and improved bioavailability. From proof-of-concept to clinical studies, our integrated solution supports all phases of formulation development.

Our team of technical experts brings extensive experience in various areas, including:

  • Lipid Nanoparticles (LNPs) for Nucleic Acid Delivery
  • Polymeric Nanoparticles (PNPs) for Targeted Delivery
  • Polymeric Microspheres for Sustained-release Delivery

At Phosphorex, we are committed to pushing the boundaries of drug delivery, delivering superior solutions, and driving the success of our clients. Partner with us to unlock the full potential of your pharmaceutical innovations.


Established in 2005, Phosphorex has emerged as a pioneering force in the contract development and manufacturing organization (CDMO) landscape. With a rich history spanning over a decade and a half, we have become renowned for our expertise in sustained release formulation, nanomedicine, and the delivery of nucleic acids.

Located in the city of Hopkinton, MA, 26.2 miles from Boston, our cutting-edge CDMO facility stands as a testament to our commitment to excellence. Encompassing an impressive 30,000 square feet, our state-of-the-art space is equipped to meet the evolving demands of the industry. And with an additional 12,000 square feet of cGMP space slated to come online in early 2025, we are continuously expanding our capabilities to better serve our clients.

At Phosphorex, we offer an integrated solution that covers every phase of formulation development. From the initial proof-of-concept to advanced clinical studies, we provide comprehensive support, ensuring the seamless progress of your projects.

With a steadfast focus on innovation, quality, and customer satisfaction, Phosphorex has established itself as a trusted partner for pharmaceutical and biotech companies worldwide. Join us as we continue to shape the future of drug delivery, revolutionize patient care, and bring forth groundbreaking solutions that improve lives.


Phosphorex, your trusted partner in innovative and effective particle-based drug delivery solutions. As a Contract Development and Manufacturing Organization (CDMO) with over two decades of experience, we have built a strong foundation of expertise and a team of skilled and dedicated scientists. Our commitment to forging collaborative partnerships with Pharma and Biotech companies allows us to deliver trusted results. At Phosphorex, our primary goal is to enable the development of novel therapeutics that enhance the lives of patients. By ensuring the success of our customers, fostering a vibrant workplace, and delivering superior value to our stakeholders, we are shaping the future of drug delivery.

Corporate Values
Phosphorex Corporate Values

Phosphorex, where we embrace a corporate culture that is defined by our core values. At our company, we hold ourselves to the highest standards, and these values serve as the guiding principles for everything we do.

  • Innovation – We believe in encouraging curiosity, new ideas and always striving to be better
  • Collaboration – We believe in the power of working together
  • Accountability – We believe that each of us are responsible for our words, or actions and our results
  • Integrity – We believe in building trust through responsible actions and honest relationships
  • Courage – We believe in embracing the unknown and having the resolve to make a difference



At Phosphorex, our exceptional executive team and board members provide visionary leadership and extensive industry expertise. Their strategic guidance drives our mission of delivering innovative particle-based drug delivery solutions. Learn more about our accomplished leaders who are shaping the future of Phosphorex.

Executive Team

Jarlath Keating

Jarlath Keating

Chief Executive Officer
David Tammaro

David Tammaro

Chief Financial Officer
Marc Kinnelly

Marc Kinnelly

Vice President, Quality Operations

Management Team

Theresa Logan

Sr. Director, Lab Operations & MSAT

Lisa Fitt

Director, Human Resources

Nicholas Boylan, Ph.D.

Director, Nucleic Acid Delivery

Kim Yang

Director, Marketing

Evan Turek

Business Development Director, East Coast Territories

Saher Abu Aita

Director, Analytical Services

Board Members

Paul H. Johnson

Trevor L. Wahlbrink

CFA, Partner- Ampersand Capital Partners

Jarlath Keating

Chief Executive Officer

Bin Wu, Ph.D.


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